//
// System.Net.Security.AuthenticatedStream.cs
//
// Authors:
//	Tim Coleman (tim@timcoleman.com)
//
// Copyright (C) Tim Coleman, 2004
// (c) 2004 Novell, Inc. (http://www.novell.com)
//

//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
// 
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//

#if NET_2_0 

using System.IO;

namespace System.Net.Security 
{
	public abstract class AuthenticatedStream : Stream
	{
		#region Fields

		Stream innerStream;
		bool leaveStreamOpen;

		#endregion // Fields

		#region Constructors

		protected AuthenticatedStream (Stream innerStream, bool leaveInnerStreamOpen)
		{
			this.innerStream = innerStream;
			this.leaveStreamOpen = leaveInnerStreamOpen;
		}

		#endregion // Constructors

		#region Properties

		protected Stream InnerStream { 
			get { return innerStream; }
		}

		public abstract bool IsAuthenticated { get; }
		public abstract bool IsEncrypted { get; }
		public abstract bool IsMutuallyAuthenticated { get; }
		public abstract bool IsServer { get; }
		public abstract bool IsSigned { get; }

		public bool LeaveInnerStreamOpen {
			get {
				return leaveStreamOpen;
			}
		}
		
		#endregion // Properties

		#region Methods

		protected override void Dispose (bool disposing)
		{
			if (disposing && innerStream != null){
				if (!leaveStreamOpen)
					innerStream.Close ();
				innerStream = null;
			}
		}

		#endregion // Methods
	}
}

#endif
